CVE-2026-98536

A flaw was found in the Linux kernel's writeback subsystem. This vulnerability can lead to a Denial of Service DoS when the routine responsible for cleaning up offline control group writeback structures fails to report a quiescent state during extended cleanup passes under certain preemption...

CVE-2026-98507 mm/rmap: fix missing barrier between anon_vma init and vma->anon_vma publish

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix missing barrier between anonvma init and vma-anonvma publish On arm64 server, we find that a task trying to grab the anonvma lock triggers hungtask. INFO: task main:2354726 blocked for more than 120 seconds. Tainted:...

CVE-2026-98507

The Linux kernel is susceptible to a race condition in the mm/rmap component on arm64 servers. The vulnerability exists because a missing memory barrier between the initialization of anon_vma and its publication to vma->anon_vma allows for memory reordering. Specifically, a thread can observe ...

CVE-2026-98507 mm/rmap: fix missing barrier between anon_vma init and vma->anon_vma publish

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix missing barrier between anonvma init and vma-anonvma publish On arm64 server, we find that a task trying to grab the anonvma lock triggers hungtask. INFO: task main:2354726 blocked for more than 120 seconds. Tainted:...

PT-2026-116726

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix missing barrier between anon vma init and vma-anon vma publish On arm64 server, we find that a task trying to grab the anon vma lock triggers hungtask. INFO: task main:2354726 blocked for more than 120 seconds...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix for a variable not being completed when the function returns When cmdallocindex fails, cmdworkhandler needs to complete ent-slotted before returning early. Otherwise, the task that issued the command may hang...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: All requests are flushed after setting CACHEFILESDEAD. In ondemand mode, when the daemon is processing an open request, if the kernel marks the cache as CACHEFILESDEAD, the cachefilesdaemonwrite function will always...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rcuscale: Move rcuscalewriter’s scheduletimeoutuninterruptible function to idle. The rcuscale.holdoff module parameter can be used to delay the start of rcuscalewriter’s kthread. However, the hung-task timeout will trigger when t...

SUSE CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

AZL-104682 CVE-2026-97958 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

DEBIAN-CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

UBUNTU-CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958 net/sched: cls_api: Don't replay RTM_GETCHAIN in tc_ctl_chain().

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

EUVD-2026-86812

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958 net/sched: cls_api: Don't replay RTM_GETCHAIN in tc_ctl_chain().

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

Linux Distros Unpatched Vulnerability : CVE-2026-97958

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain...

PT-2026-98622

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the tc ctl chain function where the replay logic is incorrectly applied to RTM GETCHAIN requests. If a netlink socket sends RTM GETCHAIN requests repeatedly without...